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| author | Jakob Stoklund Olesen <stoklund@2pi.dk> | 2010-05-27 23:57:25 +0000 |
|---|---|---|
| committer | Jakob Stoklund Olesen <stoklund@2pi.dk> | 2010-05-27 23:57:25 +0000 |
| commit | 700bfada6375546f82000bdd1b4cdbe87beebea5 (patch) | |
| tree | 08201eccc3aed612163606f2bb3461be5c87d717 /lib/CodeGen/LLVMTargetMachine.cpp | |
| parent | 1fa1c7b23bd06d2c1b37aa0f0cf7740fa6759e0b (diff) | |
| download | external_llvm-700bfada6375546f82000bdd1b4cdbe87beebea5.tar.gz external_llvm-700bfada6375546f82000bdd1b4cdbe87beebea5.tar.bz2 external_llvm-700bfada6375546f82000bdd1b4cdbe87beebea5.zip | |
Add a -regalloc=default option that chooses a register allocator based on the -O
optimization level.
This only really affects llc for now because both the llvm-gcc and clang front
ends override the default register allocator. I intend to remove that code later.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@104904 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/CodeGen/LLVMTargetMachine.cpp')
| -rw-r--r-- | lib/CodeGen/LLVMTargetMachine.cpp | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/lib/CodeGen/LLVMTargetMachine.cpp b/lib/CodeGen/LLVMTargetMachine.cpp index b584704bff..7f1a7c4f25 100644 --- a/lib/CodeGen/LLVMTargetMachine.cpp +++ b/lib/CodeGen/LLVMTargetMachine.cpp @@ -358,7 +358,7 @@ bool LLVMTargetMachine::addCommonCodeGenPasses(PassManagerBase &PM, /* allowDoubleDefs= */ true); // Perform register allocation. - PM.add(createRegisterAllocator()); + PM.add(createRegisterAllocator(OptLevel)); printAndVerify(PM, "After Register Allocation"); // Perform stack slot coloring and post-ra machine LICM. |